Bookmarklet: yahoo linkbacks

1. Put the bookmarklet above in your Bookmarks/Favorites.
    (drag the link onto toolbar - or - right-click and add to bookmarks/faves)
2. Navigate to any web page
3. Click 'yahoo linkbacks' bookmarklet to pop in a small window of bookmarks pointing back to that page from Yahoo.

- Some toolbar-based Pop-up Blockers (like Google's Toolbar) seem to block this bookmarklet from working.